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SIGABA

Known as: ECM Mark II, CSP-888, M-134-C 
In the history of cryptography, the ECM Mark II was a cipher machine used by the United States for message encryption from World War II until the… 
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Papers overview

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Review
2017
Review
2017
The cryptologic history of World War II is dominated by cipher machines. Much has been written about the Polish and British… 
2014
2014
A while ago I attended a symposium sponsored by the National Security Agency on cryptologic history. The NSA is a secretive US… 
2008
2008
CRYPTANALYSIS OF THE SIGABA CIPHER By Heather Ellie Kwong SIGABA is a rotor-based cipher machine that is famous for its service… 
2008
2008
CRYPTANALYSIS OF THE SIGABA CIPHER By Heather Ellie Kwong SIGABA is a rotor-based cipher machine that is famous for its service… 
2007
2007
CRYPTANALYSIS OF SIGABA 
2007
2007
Abstract In this article, we consider an attack on the SIGABA cipher under the assumption that the largest practical keyspace is… 
Highly Cited
2005
Highly Cited
2005
Acknowledgments The author acknowledges sponsorship from the U.S. Department of Homeland Security, Science and Technology… 
2002
2002
The ECM Mark II has been described previously in Cryptologia [1]. An analysis of the motion of the rotors is presented here. A… 
1999
1999
The ECM Mark II, a highly secure electromechanical cipher machine used during and after World War II, is described and examined…